EP 0399400 A1 19901128 - Process to manufacture a sintered metallic product and product thus obtained.
Title (en)
Process to manufacture a sintered metallic product and product thus obtained.
Title (de)
Verfahren zur Herstellung gesinterter Metallprodukte sowie damit hergestellte Produkte.
Title (fr)
Procédé pour la préparation de produits métalliques frittés ainsi que les produits obtenus.
Publication
Application
Priority
IT 6740189 A 19890526
Abstract (en)
The process essentially consists in carrying out, successively, the following main operations : - to manufacture a sintered substratum ( 12 ) which consists of a first metallic material with pores occupied by a second metallic material ( 10 ) . - to lay at least one part of the sintered substratum (12) with a predetermined amount of a third pulverized "noble" metallic material ( 13 ); and - to sinter the predetermined amount of the third material until a required degree of porosity is obtained.
IPC 1-7
IPC 8 full level
B22F 3/26 (2006.01); B22F 7/00 (2006.01); F01L 1/14 (2006.01)
CPC (source: EP)
B22F 3/26 (2013.01); B22F 7/002 (2013.01); C22C 9/00 (2013.01); F01L 1/14 (2013.01); F01L 1/143 (2013.01); F01L 2301/00 (2020.05)
Citation (search report)
- [Y] GB 544903 A 19420501 - GEN MOTORS CORP
- [Y] GB 960479 A 19640610 - VARTA AG
- [A] WO 8304382 A1 19831222 - FORD WERKE AG [DE], et al
- [A] GB 1106864 A 19680320 - PHILIPS ELECTRONIC ASSOCIATED
Designated contracting state (EPC)
DE ES FR GB SE
DOCDB simple family (publication)
EP 0399400 A1 19901128; EP 0399400 B1 19951102; BR 9002490 A 19911112; DE 69023271 D1 19951207; DE 69023271 T2 19960425; IT 1233589 B 19920406; IT 8967401 A0 19890526
DOCDB simple family (application)
EP 90109458 A 19900518; BR 9002490 A 19900523; DE 69023271 T 19900518; IT 6740189 A 19890526